{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["Kill", "OrgBased_In", "Work_For", "Located_In"], "input": "They noted that Chien first went to the U.S. to speak at the American Enterprise Institute in 1991 ."}
{"Kill": [], "OrgBased_In": [{"subject": "American Enterprise Institute", "object": "U.S."}], "Work_For": [], "Located_In": []}